<template>
  <div id="app">
<!--     <img src="./assets/logo.png"> -->
    <router-view/>
  </div>
</template>

<script>
export default {
  name: 'App',
  created(){
  	//在页面加载时读取sessionStorage里的状态信息

	if (sessionStorage.getItem("store") ) {

	this.$store.replaceState(Object.assign({}, this.$store.state,JSON.parse(sessionStorage.getItem("store"))))

	}

	 

	//在页面刷新时将vuex里的信息保存到sessionStorage里

	window.addEventListener("beforeunload",()=>{

	sessionStorage.setItem("store",JSON.stringify(this.$store.state))

	})
  }
}
</script>

<style lang="scss">
#app {
/*  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;*/
}
</style>
